National Laboratory Association – South Africa (NLA – SA)
Accreditation self-declared (SANAS)
Pretoria-based non-profit laboratory association that runs proficiency testing schemes for testing laboratories (water, food and hygiene microbiology, aquatic toxicity, pesticide formulations, road construction materials, dustfall) and calibration laboratories (scheduled and on-demand artefact schemes).
Testing fields
- Microbiology
- Food & feed
- Water
- Environment, soil & air
- Materials & construction
- Calibration & metrology
- Other
Schemes (9)
Water Microbiology PTS
- Microbiology
- Water
- Sample type
- Freeze-dried pellets (drinking water and raw water samples)
- Analytes
- HPC, total coliforms, faecal coliforms, E. coli; Pseudomonas, Ps. aeruginosa, intestinal enterococci, Clostridium perfringens in rounds 2, 4, 6
- Rounds/year
- 6
Food Microbiology PTS
- Microbiology
- Food & feed
- Sample type
- Real foods
- Analytes
- Non-pathogen counts (TPC, coliforms, E. coli, yeasts, moulds, B. cereus etc.); pathogens (Salmonella, Listeria monocytogenes, E. coli O157, coagulase-positive staphylococci etc.)
- Rounds/year
- 4
Hygiene Swabs PTS
- Microbiology
- Food & feed
- Sample type
- Freeze-dried swabs
- Analytes
- Total plate count, yeasts, moulds, coliforms, Enterobacteriaceae, E. coli, Salmonella, Listeria monocytogenes, coagulase-positive staphylococci
- Rounds/year
- 3
Campylobacter/Vibrio PTS
- Microbiology
- Food & feed
- Sample type
- Freeze-dried samples
- Analytes
- Campylobacter spp., Vibrio parahaemolyticus counts; Campylobacter, Vibrio, V. cholerae detection
- Rounds/year
- 2
Aquatic Toxicity PTS
- Water
- Environment, soil & air
- Analytes
- Vibrio fischeri bioluminescence EC50; Daphnia pulex, Daphnia magna and Poecilia reticulata acute toxicity LC50
Pesticide Formulations PTS
- Other
- Sample type
- Pesticide formulations
- Rounds/year
- 3
Road Construction Materials PTS
- Materials & construction
- Analytes
- Aggregates, gravel, asphalt, bitumen and concrete tests (SANS 3001 and related methods)
Dustfall PT scheme
- Environment, soil & air
- Analytes
- Dust deposition (soluble and insoluble matter)
- Rounds/year
- 2
Calibration PT Schemes (Scheduled and On-Demand)
- Calibration & metrology
| Scheme | Testing fields | Sample type | Analytes | Rounds/yr | Link |
|---|---|---|---|---|---|
| Water Microbiology PTS |
| Freeze-dried pellets (drinking water and raw water samples) | HPC, total coliforms, faecal coliforms, E. coli; Pseudomonas, Ps. aeruginosa, intestinal enterococci, Clostridium perfringens in rounds 2, 4, 6 | 6 | Scheme page for Water Microbiology PTS (opens in a new tab) |
| Food Microbiology PTS |
| Real foods | Non-pathogen counts (TPC, coliforms, E. coli, yeasts, moulds, B. cereus etc.); pathogens (Salmonella, Listeria monocytogenes, E. coli O157, coagulase-positive staphylococci etc.) | 4 | Scheme page for Food Microbiology PTS (opens in a new tab) |
| Hygiene Swabs PTS |
| Freeze-dried swabs | Total plate count, yeasts, moulds, coliforms, Enterobacteriaceae, E. coli, Salmonella, Listeria monocytogenes, coagulase-positive staphylococci | 3 | Scheme page for Hygiene Swabs PTS (opens in a new tab) |
| Campylobacter/Vibrio PTS |
| Freeze-dried samples | Campylobacter spp., Vibrio parahaemolyticus counts; Campylobacter, Vibrio, V. cholerae detection | 2 | Scheme page for Campylobacter/Vibrio PTS (opens in a new tab) |
| Aquatic Toxicity PTS |
| — | Vibrio fischeri bioluminescence EC50; Daphnia pulex, Daphnia magna and Poecilia reticulata acute toxicity LC50 | — | Scheme page for Aquatic Toxicity PTS (opens in a new tab) |
| Pesticide Formulations PTS |
| Pesticide formulations | — | 3 | Scheme page for Pesticide Formulations PTS (opens in a new tab) |
| Road Construction Materials PTS |
| — | Aggregates, gravel, asphalt, bitumen and concrete tests (SANS 3001 and related methods) | — | Scheme page for Road Construction Materials PTS (opens in a new tab) |
| Dustfall PT scheme |
| — | Dust deposition (soluble and insoluble matter) | 2 | Scheme page for Dustfall PT scheme (opens in a new tab) |
| Calibration PT Schemes (Scheduled and On-Demand) |
| — | — | — | Scheme page for Calibration PT Schemes (Scheduled and On-Demand) (opens in a new tab) |
Accreditation
- Status
- Accreditation self-declared
- Accreditation body
- SANAS
Self-declared: stated by the provider and not yet verified by EqasOnline.
About this listing
Compiled from National Laboratory Association – South Africa (NLA – SA)'s own published information or sent in by the provider, and reviewed by EqasOnline. Check scheme details, fees and dates with the provider before you enrol. 9 schemes listed here.
Last updated 29 Oct 2026.
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